package com.atguigu.gulimall.order.config;

import com.atguigu.gulimall.order.entity.OrderEntity;
import com.rabbitmq.client.Channel;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

@Configuration
public class MyMQConfig {


    //容器中的所有消息组件会自动创建
    @Bean
    public Queue OrderDelayQueue(){
        //String name, boolean durable, boolean exclusive, boolean autoDelete, @Nullable Map<String, Object> arguments
        Map<String, Object> arguments=new HashMap<>();
        //设置队列属性
        arguments.put("x-dead-letter-exchange","order-event-exchange");
        arguments.put("x-dead-letter-routing-key","order.release.order");
        arguments.put("x-message-ttl",60000);
        Queue queue = new Queue("order.delay.queue", true, false, false,arguments);
        return queue;
    }
    @Bean
    public Queue OrderReleaseOrderQueue(){
        Queue queue = new Queue("order.release.order.queue", true, false, false);
        return queue;
    }
    @Bean
    public Exchange orderEventExchange(){
        //String name, boolean durable, boolean autoDelete, Map<String, Object> arguments
        return new TopicExchange("order-event-exchange",true,false);
    }
    @Bean
    public Binding orderCreateOrderBinding(){
        //String destination, Binding.DestinationType destinationType, String exchange, String routingKey, @Nullable Map<String, Object> arguments
        return new Binding("order.delay.queue", Binding.DestinationType.QUEUE,"order-event-exchange","order.create.order",null);
    }
    @Bean
    public Binding orderReleaseOrderBinding(){
        return new Binding("order.release.order.queue", Binding.DestinationType.QUEUE,"order-event-exchange","order.release.order",null);
    }
    //订单释放直接和库存释放进行绑定，防止解锁库存的消息跑到订单解锁消息前面（正常情况下订单1分钟释放，库存2分钟）
    @Bean
    public Binding orderReleaseOtherBinding(){
        return new Binding("stock.release.stock.queue", Binding.DestinationType.QUEUE,"order-event-exchange","order.release.other.#",null);
    }
    @Bean
    public Queue orderSeckillOrderQueue(){
        return new Queue("order.seckill.order.queue",true,false,false);
    }
    @Bean
    public Binding orderSeckillOrderQueueBinding(){
        return new Binding("order.seckill.order.queue",Binding.DestinationType.QUEUE,"order-event-exchange","order.seckill.order",null);
    }
}

